This circuit, which generates a linear sawtooth signal, can be used in a frequency-band oscilloscope. The circuit was found in the December 1992 issue of Radio Electronics magazine.
This circuit was found in a Mullard transistor manual from 1960. Note the symmetrical power...
This amplifier step with a transistor has an input impedance of 100k to 10 M. The transistor can be any...
I found this little signaling transmitter in old American documentation. The circuit has a good...